The Moon on this date
Moon on Thursday, August 21, 2121
First Quarter
52.5% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 24°
- Moonset
- –
60°30°
Horizon
3:03 PM
24°
Key figures
- Illuminated
- 52.5%
- Age
- 8.4 days
- Distance
- 391,400 km
- Apparent size
- 30.5′
- Constellation
- Scorpius
- Lunation number
- 2457
Events on this date
-
First Quarter
Half of the disc is lit. The Moon is high at sunset and sets around midnight.
Exact values
For Aug 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 92.68° |
|---|---|
| Phase angle | 87.18° |
| Illuminated fraction | 52.46% |
| Altitude / azimuth | -31.7° / 97.0° |
| Right ascension / declination | 15h 53m / -24.46° |
| Ecliptic longitude / latitude | 241.35° / -4.13° |
| Libration in longitude / latitude | -6.12° / 5.63° |
| Sub-solar longitude / latitude | 80.21° / -0.87° |
| Position angle of the axis | 12.8° |
| Position angle of the bright limb | 281.6° |
| Apparent magnitude | -10.2 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.